視界|しかいshikai[0]heiban (flat)

1. nounfield of vision; visibility; view; visual field; (one's) ken
   彼かれらはついに視界しかいから消きえた。↗

   They went out of sight at last.

• Synonym視野しやNeutralNeutral. Covers both the visible range and one's outlook or horizons, as in 「視野が広い」; 「視界」 centres on what the eyes see, though it can also mean the reach of one's ideas.
• Related展望てんぼうWrittenWritten/formal. A distant view or an outlook on the future, as in 「展望台」; 「視界」 is about the visible range itself.
• Related眼界がんかいWrittenWritten/formal. Means the range one can see; 「視界」 is the more common choice.
• Related視程していWrittenWritten/formal. A meteorological term for visibility distance; 「視界」 refers to the visible range itself.
• Antonym死角しかくNeutralNeutral. A blind spot one cannot see, as in 「死角になる」; it stands opposite 「視界」 in visible versus hidden areas.
• Antonym盲点もうてんNeutralNeutral. A retinal blind spot or a point easily overlooked; it stands opposite 「視界」 in what is seen versus missed.

Use 「視界」 for the range your eyes actually take in, as in 「視界が悪い」 or 「視界ゼロ」. For one's outlook or horizons pick 「視野」, for meteorological visibility 「視程」, for a view or future prospects 「展望」; 「死角」 and 「盲点」 are the blind spots opposite it.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 見通みとおすことのできる範囲はんい。
2. 考かんがえや知識ちしきの及およぶ範囲はんい。
3. 起おこりうると予想よそうされる状況じょうきょう。目標もくひょうとする範囲はんい。